body {
    font-family: Arial, sans-serif;
    background-color: #f8f8f8;
    color: #333;
    margin: 0;
    padding: 0;
}

#container {
    width: 80%;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #007bff;
    text-align: center;
}

p {
    font-size: 16px;
    line-height: 1.6;
}

span {
    color: #28a745;
    font-weight: bold;
}